[ 46.342278] ------------[ cut here ]------------ [ 46.343292] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.345565] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.347204] Modules linked in: [ 46.348151] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.350487] Tainted: [W]=WARN [ 46.351114] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.352767] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.353809] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 46.357347] RSP: 0018:ffff888015b17bc0 EFLAGS: 00010286 [ 46.358493] RAX: 0000000000000000 RBX: ffffed1002b62f78 RCX: ffffffff813a4050 [ 46.359928] RDX: ffff888018b41bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.361398] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b62f2f [ 46.362831] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.364260] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015b17df8 [ 46.365707] FS: 00007fd39afed900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.367310] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.368503] CR2: 00007ffd5c3b4ef8 CR3: 00000000133f4000 CR4: 0000000000350ef0 [ 46.369930] Call Trace: [ 46.370492] [ 46.370931] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.371935] ? __create_object+0x59/0x80 [ 46.372806] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.373881] __vmalloc_noprof+0x59/0x60 [ 46.374710] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.375675] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.376697] bpf_prog_alloc+0x39/0x200 [ 46.377529] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.378555] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.379546] do_seccomp+0x349/0x25e0 [ 46.380281] ? find_held_lock+0x2b/0x80 [ 46.381103] ? do_prlimit+0x310/0x610 [ 46.381930] ? __pfx_do_seccomp+0x10/0x10 [ 46.382805] ? do_raw_spin_unlock+0x53/0x220 [ 46.383720] ? _raw_spin_unlock+0x1e/0x40 [ 46.384586] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.385652] ? static_key_count+0x60/0x80 [ 46.386512] prctl_set_seccomp+0x4e/0x70 [ 46.387283] __do_sys_prctl+0xe6c/0x1d70 [ 46.388132] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.389057] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.390145] ? irqentry_exit+0xf3/0x650 [ 46.390967] do_syscall_64+0xbf/0x430 [ 46.391771] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.392821] RIP: 0033:0x7fd39b4df5cd [ 46.393635] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.397079] RSP: 002b:00007ffd5c3b29f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.398578] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd39b4df5cd [ 46.399971] RDX: 000056371f8c6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.401405] RBP: 00007ffd5c3b2a50 R08: 0000000000000000 R09: 00007ffd5c3b20f0 [ 46.402797] R10: 0000000000000000 R11: 0000000000000246 R12: 000056373870ebf0 [ 46.404192] R13: 00007ffd5c3b2e80 R14: 0000563738718380 R15: 0000563738723460 [ 46.405622] [ 46.406083] irq event stamp: 1813 [ 46.406788] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 46.408453] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 46.410116] softirqs last enabled at (1684): [] handle_softirqs+0x50c/0x770 [ 46.411527] softirqs last disabled at (1679): [] __irq_exit_rcu+0xc4/0x100 [ 46.412870] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.499871] ------------[ cut here ]------------ [ 49.500773] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.502802] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.504306] Modules linked in: [ 49.504947] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.506932] Tainted: [W]=WARN [ 49.507541] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.508997] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.509921] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.513049] RSP: 0018:ffff88800e10fbc0 EFLAGS: 00010286 [ 49.514077] RAX: 0000000000000000 RBX: ffffed1001c21f78 RCX: ffffffff813a4050 [ 49.515356] RDX: ffff888015988000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.516662] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001c21f2f [ 49.517946] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.519212] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800e10fdf8 [ 49.520479] FS: 00007fcde2afa900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.521955] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.523018] CR2: 00007fcde30604a6 CR3: 0000000009e66000 CR4: 0000000000350ef0 [ 49.524287] Call Trace: [ 49.524800] [ 49.525210] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.526122] ? __create_object+0x59/0x80 [ 49.526917] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.527898] __vmalloc_noprof+0x59/0x60 [ 49.528663] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.529557] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.530515] bpf_prog_alloc+0x39/0x200 [ 49.531222] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.532170] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.533103] do_seccomp+0x349/0x25e0 [ 49.533852] ? find_held_lock+0x2b/0x80 [ 49.534630] ? do_prlimit+0x310/0x610 [ 49.535347] ? __pfx_do_seccomp+0x10/0x10 [ 49.536156] ? do_raw_spin_unlock+0x53/0x220 [ 49.537006] ? _raw_spin_unlock+0x1e/0x40 [ 49.537814] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.538801] ? static_key_count+0x60/0x80 [ 49.539621] prctl_set_seccomp+0x4e/0x70 [ 49.540410] __do_sys_prctl+0xe6c/0x1d70 [ 49.541171] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.542064] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.543060] ? irqentry_exit+0xf3/0x650 [ 49.543852] do_syscall_64+0xbf/0x430 [ 49.544622] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.545614] RIP: 0033:0x7fcde2fec5cd [ 49.546294] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.549522] RSP: 002b:00007ffcae00a1c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.550918] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcde2fec5cd [ 49.552229] RDX: 000055b46b908e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.553562] RBP: 00007ffcae00a220 R08: 0000000000000000 R09: 00007ffcae0098c0 [ 49.554884] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b480472ad0 [ 49.556195] R13: 00007ffcae00a650 R14: 000055b480473bc0 R15: 000055b480484780 [ 49.557540] [ 49.557973] irq event stamp: 1769 [ 49.558627] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 49.560177] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 49.561743] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 49.563322] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 49.564899] ---[ end trace 0000000000000000 ]--- [ 50.315100] ------------[ cut here ]------------ [ 50.316032] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.318086] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 50.319557] Modules linked in: [ 50.320153] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.322205] Tainted: [W]=WARN [ 50.322823] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.324334] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.325268] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 50.328527] RSP: 0018:ffff888015fcfbc0 EFLAGS: 00010286 [ 50.329543] RAX: 0000000000000000 RBX: ffffed1002bf9f78 RCX: ffffffff813a4050 [ 50.330870] RDX: ffff888015879bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.332191] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf9f2f [ 50.333527] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.334854] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fcfdf8 [ 50.336175] FS: 00007f7f6b6d6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.337671] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.338762] CR2: 00007f7f6bbc8580 CR3: 000000001fcf1000 CR4: 0000000000350ef0 [ 50.340090] Call Trace: [ 50.340616] [ 50.341040] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.341975] ? __create_object+0x59/0x80 [ 50.342797] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.343797] __vmalloc_noprof+0x59/0x60 [ 50.344582] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.345491] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.346469] bpf_prog_alloc+0x39/0x200 [ 50.347184] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.348143] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.349070] do_seccomp+0x349/0x25e0 [ 50.349826] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.350754] ? __pfx_do_seccomp+0x10/0x10 [ 50.351560] ? find_held_lock+0x2b/0x80 [ 50.352294] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.353299] ? static_key_count+0x60/0x80 [ 50.354129] prctl_set_seccomp+0x4e/0x70 [ 50.354933] __do_sys_prctl+0xe6c/0x1d70 [ 50.355749] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.356629] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.357637] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.358649] ? irqentry_exit+0xf3/0x650 [ 50.359439] do_syscall_64+0xbf/0x430 [ 50.360157] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.361137] RIP: 0033:0x7f7f6bbc85cd [ 50.361770] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 50.364005] RSP: 002b:00007ffd0ba33770 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.364974] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7f6bbc85cd [ 50.365888] RDX: 000056397d159e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.366785] RBP: 00007ffd0ba337d0 R08: 0000000000000000 R09: 00007ffd0ba32e70 [ 50.367693] R10: 0000000000000000 R11: 0000000000000246 R12: 00005639939c1ad0 [ 50.368576] R13: 00007ffd0ba33c00 R14: 00005639939c2bc0 R15: 00005639939d3780 [ 50.369496] [ 50.369790] irq event stamp: 1683 [ 50.370210] hardirqs last enabled at (1691): [] __up_console_sem+0x78/0x80 [ 50.371284] hardirqs last disabled at (1706): [] __up_console_sem+0x5d/0x80 [ 50.372350] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 50.373469] softirqs last disabled at (1699): [] __irq_exit_rcu+0xc4/0x100 [ 50.374532] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:13691' (ECDSA) to the list of known hosts. 2025/11/17 18:26:43 fuzzer started 2025/11/17 18:26:43 dialing manager at localhost:37895 2025/11/17 18:26:43 checking machine... 2025/11/17 18:26:43 checking revisions... [ 51.288180] kmemleak: Automatic memory scanning thread ended 2025/11/17 18:26:43 testing simple program... [ 51.372970] cgroup: Unknown subsys name 'net' [ 51.441024] cgroup: Unknown subsys name 'cpuset' [ 51.453895] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 18:26:42 Registers: info registers vcpu 0 RAX=1ffffffff0ce540d RBX=ffffffff8672a068 RCX=ffffffff81b6204a RDX=0000000000000000 RSI=ffffffff86abeab0 RDI=ffffffff8672a054 RBP=ffffffff8672a068 RSP=ffff88806ce08998 R8 =ffffffff86abeab0 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000026728 R12=ffffffff8672a068 R13=ffffffff8672a054 R14=ffffffff8672a064 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000212 [----A--] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fcde2afa900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fcde30b1618 CR3=000000000caa0000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000024bf5 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc43a7da98 CR3=000000000bc33000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=36323a383120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363437 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000